PR3853: Add CodeGen support for __thread.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@69545 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CodeGenModule.cpp b/lib/CodeGen/CodeGenModule.cpp
index a517d81..1a52ba2 100644
--- a/lib/CodeGen/CodeGenModule.cpp
+++ b/lib/CodeGen/CodeGenModule.cpp
@@ -656,10 +656,6 @@
return llvm::ConstantExpr::getBitCast(Entry, Ty);
}
- // We don't support __thread yet.
- if (D && D->isThreadSpecified())
- ErrorUnsupported(D, "thread local ('__thread') variable", true);
-
// This is the first use or definition of a mangled name. If there is a
// deferred decl with this name, remember that we need to emit it at the end
// of the file.
@@ -676,7 +672,7 @@
new llvm::GlobalVariable(Ty->getElementType(), false,
llvm::GlobalValue::ExternalLinkage,
0, "", &getModule(),
- 0, Ty->getAddressSpace());
+ false, Ty->getAddressSpace());
GV->setName(MangledName);
// Handle things which are present even on external declarations.
@@ -691,6 +687,8 @@
if (D->hasAttr<WeakAttr>() || D->hasAttr<WeakImportAttr>())
GV->setLinkage(llvm::GlobalValue::ExternalWeakLinkage);
+
+ GV->setThreadLocal(D->isThreadSpecified());
}
return Entry = GV;